1 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5889aaeb83706663fc85d357ed3068.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.![]() ![]() |
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名校
2 . 已知函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95c36cdd14a31bf6e179037189b27109.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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3 . 已知函数
.
(1)求
的图象的对称中心、对称轴、单调递增区间;
(2)当
时,求
的最值.
(3)当
时,关于
的不等式
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e3839dbbf132fc23661b92397964bfb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691c1fc50ea793ea08748cb75bae70e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e74fc7479e44217bfa27dbd75992b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf755154fdddb396e7ed1a2352f1911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 已知函数
在区间
上单调,且满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32906d5d903b746760df451a828780c7.png)
______ ;函数
在区间
上恰有5个零点,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/732a339581df8f5cec4b8abddb777e55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f37fb9ead0e9436b60bb8f82eaa64782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32906d5d903b746760df451a828780c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b929d10624c0bb2db150588694b9dba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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5 . 如图,椭圆
和
有相同的焦点
,离心率分别为
为椭圆
的上顶点,
与椭圆
交于点B,若
,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ace33c3443bed80275fe9e690d850d2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8dafca560c47c8fb4ed217c15539f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f808889a5870c7be4b96be301bb388ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323842451e79bcbb1c1a3a7de77aba21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c689870513662663e618c2de3f5fadf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/6/9e842587-7f31-42b5-be01-b4e0b0f700ff.png?resizew=198)
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解题方法
6 . “函数
的图象关于点
对称”的充要条件是“对于函数
定义域内的任意
,都有
”.若函数
的图象关于点
对称,且
,则函数
与
在
内的交点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/544f91d4fb22c571db9f8481b72a0419.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/544f91d4fb22c571db9f8481b72a0419.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f941989cf172319ef2dd07b88fe493d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2644f356ee1154ca684c7726c1d42055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86022205a7487439dd8d0897cd3bf19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36538892feba7525f052d27964315ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/631dfc6f47b32407f010c75cdd447339.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/444e6cb104d2594e715d654270c9c115.png)
A.196 | B.198 | C.199 | D.200 |
您最近一年使用:0次
2024-03-06更新
|
495次组卷
|
2卷引用:福建省三明市2023-2024学年高一上学期期末质量检测数学试题
解题方法
7 . 如图所示,在平面直角坐标系xOy中,角
和角
的顶点与坐标原点重合,始边与x轴的非负半轴重合,终边分别与单位圆交于点A、B两点,点A的横坐标为
,点C与点B关于x轴对称.
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4383a775ccd634f68ca0d6610cd77d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac97e6740365c85ad857aff85cefbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caebaa1b522f9b441b666e52b29fa51b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97da1185e2d9ecd2e98ff68c464f219a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
您最近一年使用:0次
2024-03-06更新
|
494次组卷
|
3卷引用:浙江省临平萧山学校2023-2024学年高一上学期期末数学试题
浙江省临平萧山学校2023-2024学年高一上学期期末数学试题浙江省杭州市2023-2024学年高一上学期期末学业水平测试数学试题(已下线)第八章:向量的数量积与三角恒等变换章末重点题型复习(2)-同步精品课堂(人教B版2019必修第三册)
8 . A,B,C为
内角,x,y,z为实数,求以下三式中恒成立的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ad95998658d2ab5aad3714e2276bb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5870e3149fc4cec4c7066ea95db8e5c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ad95998658d2ab5aad3714e2276bb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5870e3149fc4cec4c7066ea95db8e5c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df217a60bbc39645dd98a10ebc809e5.png)
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解题方法
9 .
中,求
的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc560077f5b3ca96bc17481f4bf9467.png)
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10 . 已知
在
上是单调函数,对任意
满足
,且
.设函数
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e127d1fbdddd16be623a3a12ee21271.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f57567e757ab2bd2c967cc6a4fbb4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94da61bc50aed56f8118e4bf965e1265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c404bec03f3ac7aea396a0960d5409d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54094ef9c659507396c6051ce77f4c2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17aa6bee964fc23b7a86adc2f559aa3f.png)
A.函数![]() |
B.若函数![]() ![]() ![]() |
C.函数![]() |
D.函数![]() ![]() |
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